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CVE-2026-97689 urllib3: HTTPResponse.stream()/read_chunked() buffers an unbounded chunk-size line into memory

🗓️ 29 Sep 2026 15:36:05Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 5 Views

Unbounded memory allocation in urllib3 HTTPResponse.stream() and read_chunked() causes DoS.

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Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-97689
29 Sep 202615:36
–cve
euvd
EUVD
EUVD-2026-89017
29 Sep 202615:36
–euvd
nvd
NVD
CVE-2026-97689
29 Sep 202616:17
–nvd
vulnrichment
Vulnrichment
CVE-2026-97689 urllib3: HTTPResponse.stream()/read_chunked() buffers an unbounded chunk-size line into memory
29 Sep 202615:36
–vulnrichment
[
  {
    "vendor": "urllib3",
    "product": "urllib3",
    "versions": [
      {
        "version": ">= 1.10.3, < 2.8.0",
        "status": "affected"
      }
    ]
  }
]

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